In the early 1850s, Angstrom, up at the University of Uppsala in Sweden was conducting experiments on atomic hydrogen.
在19世纪50年代的头几年,阿姆斯特朗,那时还在瑞典的乌普萨拉大学里,做了一个有关氢原子的实验。
Now Ulrich Phillips argued this years and years and years ago.
乌尔里希·菲利普斯多年前就一直在研究
We'll run about thirty seconds over as we listen to the "Lacrimosa" Out of the "Dies irae" Out of the Requiem Mass of Wolfgang Amadeus Mozart written in Vienna 1791.
我们要多听三十秒,《末日经》里的《落泪之日》,沃尔夫冈·阿玛迪乌斯·莫扎特的《安魂弥撒曲》,写于1791年维也纳
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